<div class="wave-group">
  <input required="" type="text" class="input">
  <span class="bar"></span>
  <label class="label">
    <span class="label-char" style="--index: 0">N</span>
    <span class="label-char" style="--index: 1">a</span>
    <span class="label-char" style="--index: 2">m</span>
    <span class="label-char" style="--index: 3">e</span>
  </label>
</div>
<style>
/* From Uiverse.io by AbanoubMagdy1 - Tags: input */
.wave-group {
  position: relative;
}

.wave-group .input {
  font-size: 16px;
  padding: 10px 10px 10px 5px;
  display: block;
  width: 200px;
  border: none;
  border-bottom: 1px solid #515151;
  background: transparent;
}

.wave-group .input:focus {
  outline: none;
}

.wave-group .label {
  color: #999;
  font-size: 18px;
  font-weight: normal;
  position: absolute;
  pointer-events: none;
  left: 5px;
  top: 10px;
  display: flex;
}

.wave-group .label-char {
  transition: 0.2s ease all;
  transition-delay: calc(var(--index) * .05s);
}

.wave-group .input:focus ~ label .label-char,
.wave-group .input:valid ~ label .label-char {
  transform: translateY(-20px);
  font-size: 14px;
  color: #5264AE;
}

.wave-group .bar {
  position: relative;
  display: block;
  width: 200px;
}

.wave-group .bar:before,.wave-group .bar:after {
  content: '';
  height: 2px;
  width: 0;
  bottom: 1px;
  position: absolute;
  background: #5264AE;
  transition: 0.2s ease all;
  -moz-transition: 0.2s ease all;
  -webkit-transition: 0.2s ease all;
}

.wave-group .bar:before {
  left: 50%;
}

.wave-group .bar:after {
  right: 50%;
}

.wave-group .input:focus ~ .bar:before,
.wave-group .input:focus ~ .bar:after {
  width: 50%;
}


</style>
